Observation elevator cab



FIG. 1 is a view in perspective of an observation elevator cab accordingto the invention;

FIG. 2 is a side view of an observation elevator cab according to theinvention;

FIG. 3 is a frontal view of an observation elevator cab according to theinvention;

FIG. 4 is a bottom view of an observation elevator cab according to theinvention.

FIG. 5 is a top view of an observation elevator cab according to theinvention.

The ornamental design for an observation elevator cab, as shown anddescribed herein.